$\begin{matrix} List I & List II 1. Plaster of Paris & a. C a S O_{4} .2 H_{2} O 2. Epsomite & b. C a S O_{4} .1 / 2 H_{2} O 3. Kieserite & c. M g S O_{4} .7 H_{2} O 4. Gypsum & d. M g S O_{4} . H_{2} O e. C a S O_{4} \end{matrix}$

1 - a; 2 - b; 3 - c; 4 - e

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1 - b; 2 - c; 3 - d; 4 - a;

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1 - b; 2 - d; 3 - c; 4 - a;

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1 - a; 2 - c; 3 - d; 4 - b;

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Solution

The correct option is B
1 - b; 2 - c; 3 - d; 4 - a;

Gypsum is the di-hydrate of calcium sulphate. Plaster of Paris is of calcium sulphate hemihydrate. Epsomite is $M g S O_{4} .7 H_{2} O$

Kieserite is $M g S O_{4} . H_{2} O$

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Similar questions

$\begin{matrix} List I & List II 1. Plaster of Paris & a. C a S O_{4} .2 H_{2} O 2. Epsomite & b. C a S O_{4} .1 / 2 H_{2} O 3. Kieserite & c. M g S O_{4} .7 H_{2} O 4. Gypsum & d. M g S O_{4} . H_{2} O e. C a S O_{4} \end{matrix}$

Q. Question 32
Match the important chemicals given in Column I with the chemical formulae given in Column II.

Match List I with List II and select the correct answer using the codes given below the lists:

List I	List II
1. Union of India	A. Prime Minister
2. State	Β. Sarpanch
3. Municipal	C. Governor
4. Gram Panchayat	D. Mayor

	1	2	3	4
(a)	D	A	B	C
(b)	B	C	D	A
(c)	A	C	D	B
(d)	C	D	A	B

Match the following terms in Column - I with those in Column - II correctly. $\begin{matrix} Column-I & Column-II a . & Aquatic animals & 1. & Sail boat b . & Mountaineers & 2. & Soot and dust c . & Factories & 3. & Oxygen cylinders d . & Wind & 4. & Dissolved oxygen \end{matrix}$

In the above figure O is the center of the circle and $∠$ AOB = $80^{\circ}$ , then match the following.

$\begin{matrix} A n g l e & V a l u e 1. A C B & a . 90 2. A D B & b . 40 3. A B C & c . 80 4. A O C & d . 180 \end{matrix}$

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List IList II1. Plaster of Parisa. CaSO4.2H2O2. Epsomiteb. CaSO4.1/2H2O3. Kieseritec. MgSO4.7H2O4. Gypsumd. MgSO4.H2Oe.CaSO4

The correct option is B 1 - b; 2 - c; 3 - d; 4 - a; Gypsum is the di-hydrate of calcium sulphate. Plaster of Paris is of calcium sulphate hemihydrate. Epsomite is MgSO4.7H2O Kieserite is MgSO4.H2O

$\begin{matrix} List I & List II 1. Plaster of Paris & a. C a S O_{4} .2 H_{2} O 2. Epsomite & b. C a S O_{4} .1 / 2 H_{2} O 3. Kieserite & c. M g S O_{4} .7 H_{2} O 4. Gypsum & d. M g S O_{4} . H_{2} O e. C a S O_{4} \end{matrix}$

The correct option is B
1 - b; 2 - c; 3 - d; 4 - a;

Gypsum is the di-hydrate of calcium sulphate. Plaster of Paris is of calcium sulphate hemihydrate. Epsomite is $M g S O_{4} .7 H_{2} O$

Kieserite is $M g S O_{4} . H_{2} O$